CN103658190A - Split type hot continuous rolling cooling water retaining structure - Google Patents
Split type hot continuous rolling cooling water retaining structure Download PDFInfo
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- CN103658190A CN103658190A CN201310682629.4A CN201310682629A CN103658190A CN 103658190 A CN103658190 A CN 103658190A CN 201310682629 A CN201310682629 A CN 201310682629A CN 103658190 A CN103658190 A CN 103658190A
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- frame body
- cooling water
- installation frame
- split type
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Abstract
The invention discloses a split type hot continuous rolling cooling water retaining structure which comprises a first mounting frame body, a second mounting frame body and a connecting piece. A roller cooling water collecting pipe is mounted on the concave face of the first mounting frame body, a jet nozzle is mounted opposite to the direction of a working roller in the roller cooling water collecting pipe, a lug piece is arranged on the convex face of the first mounting frame body, and the lug piece is connected with a piston rod of an air cylinder. A water cutting board is mounted at the front end of the second mounting frame body. The front end of the first mounting frame body and the rear end of the second mounting frame body are in L-shaped step face lap joint corresponding to connecting edges, and are fixed through the connecting piece to be integrally connected. According to the split type hot continuous rolling cooling water retaining structure, the front portion of a frame body of the rolling cooling water collecting pipe is designed to be of a split type structure, cooling water on the surface of a roller can be stopped from entering a rolling deformation area, the front portion which can be deformed easily can be replaced quickly and conveniently, the time for maintaining and replacing is shortened, and steel rolling operation efficiency is improved.
Description
Technical field
The present invention relates to a kind of hot continuous rolling cooling water baffle device for water, for preventing that Hot Continuous Rolling Mill Roll cooling water from entering contact in rolling, particularly relate to a kind of split type hot continuous rolling cooling water water-retaining structure.
Background technology
During continuous hot-rolling mill rolling, need the cooling roll of cooling water, in case high temperature rolled piece conducts heat, damage roll.At present, known roll cooling device, as Fig. 1, is to be assembled by the cylinder integral body on water discharging board 9, roll cooling water collector 6, roll cooling water collector support body 1 ＇ and support body.Water discharging board 9 adopts resistant to elevated temperatures phenolic resin material to make, be arranged on roll cooling water collector support body 1 ＇ foremost, cylinder promotes roll cooling water collector support body 1 ＇ and water discharging board 9 and working roll 10 surface label splice graftings can be touched, cooling water breaker roll surface by 6 ejections of roll cooling water collector is carried out cooling, roller surface cooling water is stopped by water discharging board 9, can not enter the contact in rolling between roll.But, general roll cooling water collector support body 1 ＇ is formed by carbon steel sheet integrally bending, the front portion of roll cooling water collector support body 1 ＇ easily deforms under steel rolling impact and the effect of rolled piece hyperthermia radiation, water discharging board 9 can not be contacted completely with roll 10 surfaces, and roller surface part cooling water enters contact in rolling.And the local deformation of support body quick-recovery is soon controlled to steel rolling process temperature and is caused difficulty, easily cause steel rolling accident, need integral replacing, increased the maintain and replace time, affected steel rolling operation rate.
Summary of the invention
In order to solve the existing roll cooling water collector support body local deformation deficiency of quick-recovery soon, the invention provides a kind of split type block water plate structure, this structure can not only stop roller surface cooling water and enter contact in rolling, and can fast and easy change crushed element, eliminate the impact that the local deformation of roll cooling water collector support body brings.
For achieving the above object, the present invention takes following technical scheme: a kind of split type hot continuous rolling cooling water water-retaining structure, comprise the first installation frame body, the second installation frame body and connector, the first installation frame body concave surface is provided with roll cooling water collector, the relative working roll direction of roll cooling water collector is provided with nozzle, the first installation frame body convex surface is provided with auricle, and auricle is connected with cylinder piston rod; The second installation frame body front end is provided with water discharging board, it is characterized in that: the front end of the first installation frame body overlaps with the L-shaped step surface of the corresponding fillet in rear end of the second installation frame body, and lap-joint covers connector, with bolt, is fixed as one.
In order to improve service life, the inner face of described the second installation frame body is welded with reinforcement gusset.
For quick location is installed, locating piece is equipped with at the two ends of described the first installation frame body and the second installation frame body.
For easy accessibility, connector one end is provided with opening draw-in groove and dual-side is provided with groove, is provided with " one " font groove in the middle of the other end.
The invention has the beneficial effects as follows, the front portion of roll cooling water collector support body is designed to split formula structure, can be when stopping roller surface cooling water and entering contact in rolling, for yielding the second installation frame body, can change quickly and easily, eliminate the local deformation of roll cooling water collector support body, and simple in structure, safe and reliable, reduce the maintain and replace time, improved steel rolling operation rate.
Accompanying drawing explanation
Fig. 1 is that before improving, upper working rolls and lower working rolls cooling water collector support body is used view.
Fig. 2 is that the present invention is arranged on bottom working roll use view.
Fig. 3 is the schematic perspective view of link position decomposing state of the present invention.
Fig. 4 is the another kind of fixed form structural representation of the present invention front view.
Fig. 5 be in Fig. 4 A to cutaway view.
Fig. 6 is B place enlarged diagram in Fig. 4.
Fig. 7 is the structural representation of connector in Fig. 4.
In figure: 1 ＇, roll cooling water collector support body, the 1, first installation frame body, the 2, second installation frame body, 3, cylinder piston rod, 4, connector, 41, groove, 42, " one " font groove, 43, opening draw-in groove, 5, locating piece, 51, locating piece pin rod, 52, locating piece pin-and-hole, 6, roll cooling water collector, 7, latch, 8, bolt, 9, water discharging board, 10, working roll, 11, auricle, 12, nozzle, 13, lap-joint, 14, strengthen gusset.
The specific embodiment
Below in conjunction with drawings and Examples, the invention will be further described.Referring to Fig. 2 to Fig. 7, a kind of split type hot continuous rolling cooling water water-retaining structure, comprise the first installation frame body 1, the second installation frame body 2 and connector 4, the first installation frame body 1 concave surface is provided with roll cooling water collector 6, relative working roll 10 directions of roll cooling water collector 6 are provided with nozzle 12, the first installation frame body 1 convex surface is provided with auricle 11, and auricle 11 is connected with cylinder piston rod 3; The second installation frame body 2 front ends are provided with water discharging board 9, it is characterized in that: the front end of the first installation frame body 1 overlaps with the L-shaped step surface of the corresponding fillet in rear end of the second installation frame body 2, and lap-joint covers connector 4, with bolt 8, is fixed as one.
In order to improve service life, as Fig. 3, the inner face of described the second installation frame body 2 is welded with strengthens gusset 14.
For quick location is installed, as Fig. 2～5, locating piece 5 is equipped with at the two ends of described the first installation frame body 1 and the second installation frame body 2.
For easy accessibility, as Fig. 7, connector 4 one end are provided with opening draw-in groove 41 and dual-side is provided with groove 43, are provided with " one " font groove 42 in the middle of the other end.
embodiment 1:a kind of split type hot continuous rolling cooling water water-retaining structure of the present invention, is used in pairs, is arranged on the right opposite of milling train, is used for cooling upper working rolls and lower working rolls 10.What Fig. 2 showed is that the present invention is arranged on bottom working roll 10 use view, in conjunction with Fig. 3, comprise: the first installation frame body 1, the second installation frame body 2 all adopt 20mm～25mm steel plate to make, the first installation frame body 1 is an arc of curvature panel, its concave surface is provided with roll cooling water collector 6, its convex surface is provided with auricle 11, and auricle 11 is connected with cylinder piston rod 3; The second installation frame body 2 is surface plate, and its front end is provided with water discharging board 9, with bolt, fixes, and it is upper that water discharging board 9 leans on the pressure of cylinder to be close to 10 of working rolls, stops that cooling water enters the contact in rolling between roll.The front end end face of the first installation frame body 1 has partly and cuts open " ﹃ " shape groove, and the rear end end face of the second installation frame body 2 has partly and cuts open " ﹄ " shape groove, and " L " shape step surface overlap joint that two corresponding fillets form, forms the 13(of seamless link lap-joint and refer to Fig. 5).In order to improve the non-deformability of the second installation frame body 2, increase the service life, the inner face of the second installation frame body 2 preferably welds strengthens gusset 14.The corresponding fillet both sides of the first installation frame body 1 and the second installation frame body 2 are provided with installing hole, connector 4 be also provided with up and down installing hole.The upper hole of connector 4 is corresponding with the installing hole of the second installation frame body 2, and the lower hole of connector 4 is corresponding with the installing hole of the first installation frame body 1, with bolt, fixes, and like this, the first installation frame body 1 and the second installation frame body 2 are just connected as a single entity.Connector 4 is generally 3～6, to install firmly, is as the criterion.For quick location is installed, as Fig. 2～5, locating piece 5 is equipped with at the two ends of described the first installation frame body 1 and the second installation frame body 2, pin rod 51 on locating piece 5, pin-and-hole 52 form latch structure, at the two ends of the second installation frame body 2, be welded and fixed locating piece 5, the two ends that on it are pin rod 51, the first installation frame body 1 are welded and fixed locating piece 5, are provided with pin-and-hole 52 on it.In order not change existing weaponry and equipment structure, appearance and size of the present invention is identical with the collector of roll cooling water shown in Fig. 1 support body 1 ＇.
embodiment 2:as shown in Fig. 4～7, for easy accessibility, the invention provides another kind of fixed form structural representation front view.
As shown in Figure 7, connector 4 one end are provided with opening draw-in groove 41 and dual-side is provided with groove 43, in the middle of the other end, be provided with " one " font groove 42, be convenient to, according to the installing hole of the corresponding fillet both sides setting of the first installation frame body 1 and the second installation frame body 2, adjust the fixed position of bolt 8.As shown in Fig. 4～6, latch 7 bending two ends are " П " shape, center is provided with bolt 8 connecting holes, and latch 7 curved end are stuck in the groove 41 of connector 4, then latch 7 are connected with the second installation frame body 2 and connector 4 is compressed by bolt 8; Bolt 8 is placed in connector 4 " one " font grooves 42, by bolt 8, connector 4 is connected and is compressed with the first installation frame body 1.Dismounting during with the second installation frame body 2 of distortion, as long as unclamp bolt 8 parts on latch 7, makes latch 7 curved end depart from the groove 41 of connectors 4, the second installation frame body 2 can be extracted out, reach the effect that fast dismantling removes.
The present embodiment in use, the 0.5MPa～1.0MPa air pressure that utilizes cylinder to provide, the water discharging board 9 that promotes to be provided with in the second installation frame body 2 of roll cooling water collector 6 is close to operation roll of mill 10, during spray, roll cooling water is intercepted outside contact in rolling.When the second installation frame body 2 on roll cooling water collector 6 is subject to steel rolling impact and rolled piece heat radiation, the second installation frame body 2 flexural deformations.During maintenance, fixed connecting piece 4 bolts 8 that only need get loose, with regard to dismountable strained the second installation frame body 2; Locating piece 5 jacks in locating piece 5 latches in the second new installation frame body 2 and former the first installation frame body 1 are aligned to insertion, screw bolt 8 on connector 4, can use.After strained the second installation frame body 2 off-line correction, treat to change next time use.
The present invention is after being subject to steel rolling impact and heat radiation effect, the second installation frame body 2 is weak links, easily deform, and the first installation frame body 1 is subject to steel rolling impact and heat radiation impact is little, be not easy distortion, therefore changing the second installation frame body 2 can recover, and can reduce the maintain and replace time, improves steel rolling operation rate.
Claims (4)
1. a split type hot continuous rolling cooling water water-retaining structure, comprise the first installation frame body, the second installation frame body and connector, the first installation frame body concave surface is provided with roll cooling water collector, the relative working roll direction of roll cooling water collector is provided with nozzle, the first installation frame body convex surface is provided with auricle, and auricle is connected with cylinder piston rod; The second installation frame body front end is provided with water discharging board, it is characterized in that: the front end of the first installation frame body overlaps with the L-shaped step surface of the corresponding fillet in rear end of the second installation frame body, and lap-joint covers connector, with bolt, is fixed as one.
2. split type hot continuous rolling cooling water water-retaining structure according to claim 1, is characterized in that: the inner face of described the second installation frame body is welded with reinforcement gusset.
3. split type hot continuous rolling cooling water water-retaining structure according to claim 1, is characterized in that: locating piece is equipped with at the two ends of described the first installation frame body and the second installation frame body.
4. split type hot continuous rolling cooling water water-retaining structure according to claim 1, is characterized in that: connector one end is provided with opening draw-in groove and dual-side is provided with groove, is provided with " one " font groove in the middle of the other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310682629.4A CN103658190B (en) | 2013-12-16 | 2013-12-16 | A kind of Split hot tandem rolling cooling water water-retaining structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310682629.4A CN103658190B (en) | 2013-12-16 | 2013-12-16 | A kind of Split hot tandem rolling cooling water water-retaining structure |
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| Publication Number | Publication Date |
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| CN103658190A true CN103658190A (en) | 2014-03-26 |
| CN103658190B CN103658190B (en) | 2015-11-11 |
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| CN201310682629.4A Active CN103658190B (en) | 2013-12-16 | 2013-12-16 | A kind of Split hot tandem rolling cooling water water-retaining structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106540972A (en) * | 2015-09-17 | 2017-03-29 | 天津天重中直科技工程有限公司 | A kind of new upper and lower water baffle plate device of finish rolling area inlet guide |
| CN107127216A (en) * | 2017-05-22 | 2017-09-05 | 邯钢集团邯宝钢铁有限公司 | A kind of wear-compensating and the roughing mill water tank of preventing water leakage |
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| JP2005193258A (en) * | 2004-01-05 | 2005-07-21 | Kawasaki Heavy Ind Ltd | Rolling mill for manufacturing fine grained steel, and rolling mill train |
| JP2006272358A (en) * | 2005-03-28 | 2006-10-12 | Nippon Steel Corp | Method for supplying lubricant in hot rolling |
| CN201172061Y (en) * | 2008-03-31 | 2008-12-31 | 宝山钢铁股份有限公司 | Combined type water-draining plate for roller |
| CN201791724U (en) * | 2010-09-21 | 2011-04-13 | 宝山钢铁股份有限公司 | Guide cut water device for hot-rolling roll |
| CN202591221U (en) * | 2012-04-26 | 2012-12-12 | 宝山钢铁股份有限公司 | Cooling water adjustment device for preventing roller surface from scaling |
| CN203621099U (en) * | 2013-12-16 | 2014-06-04 | 新余钢铁集团有限公司 | Spilt hot continuous rolling cooling water retaining structure |
-
2013
- 2013-12-16 CN CN201310682629.4A patent/CN103658190B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005193258A (en) * | 2004-01-05 | 2005-07-21 | Kawasaki Heavy Ind Ltd | Rolling mill for manufacturing fine grained steel, and rolling mill train |
| JP2006272358A (en) * | 2005-03-28 | 2006-10-12 | Nippon Steel Corp | Method for supplying lubricant in hot rolling |
| CN201172061Y (en) * | 2008-03-31 | 2008-12-31 | 宝山钢铁股份有限公司 | Combined type water-draining plate for roller |
| CN201791724U (en) * | 2010-09-21 | 2011-04-13 | 宝山钢铁股份有限公司 | Guide cut water device for hot-rolling roll |
| CN202591221U (en) * | 2012-04-26 | 2012-12-12 | 宝山钢铁股份有限公司 | Cooling water adjustment device for preventing roller surface from scaling |
| CN203621099U (en) * | 2013-12-16 | 2014-06-04 | 新余钢铁集团有限公司 | Spilt hot continuous rolling cooling water retaining structure |
Non-Patent Citations (1)
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| 栾兆华: ""板带厂1500mm宽带精轧机切水板改造"", 《莱钢科技》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106540972A (en) * | 2015-09-17 | 2017-03-29 | 天津天重中直科技工程有限公司 | A kind of new upper and lower water baffle plate device of finish rolling area inlet guide |
| CN107127216A (en) * | 2017-05-22 | 2017-09-05 | 邯钢集团邯宝钢铁有限公司 | A kind of wear-compensating and the roughing mill water tank of preventing water leakage |
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| CN103658190B (en) | 2015-11-11 |
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